package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    //添加购物车(day07任务三)
    List<ShoppingCart> selectByAll(ShoppingCart queryShoppingCart);
    //添加购物车(day07任务三)
    void insertShoppingCart(ShoppingCart queryShoppingCart);
    //添加购物车(day07任务三)
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateShoppingCartById(ShoppingCart dbShoppingCart);
    //清空购物车(day07任务五)
    @Delete("delete from shopping_cart where user_id =#{userId}")
    void deleteByUserId(Long currentId);
}
